CN206685989U - Rotor mounting bracket, motor shell component and motor - Google Patents
Rotor mounting bracket, motor shell component and motor Download PDFInfo
- Publication number
- CN206685989U CN206685989U CN201720478200.7U CN201720478200U CN206685989U CN 206685989 U CN206685989 U CN 206685989U CN 201720478200 U CN201720478200 U CN 201720478200U CN 206685989 U CN206685989 U CN 206685989U
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- stator
- rack body
- mounting bracket
- rotor mounting
- motor
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Abstract
The utility model discloses a kind of rotor mounting bracket, motor shell component and motor, the rotor mounting bracket includes：Rack body, the rack body are formation rotor bearing room at annular and center；Multiple positioning limbs, multiple positioning limbs are located on the periphery wall of the rack body and along the circumferential array of the rack body, each positioning limb has stator shaft orientation locating surface, stator radial positioning face and the spigot surface being sequentially connected, and the spigot surface is obliquely installed relative to the stator radial positioning face to guide stator to slide to the stator shaft orientation locating surface；At least one circumferentially positioned boss of stator, the circumferentially positioned boss of stator are located on the spigot surface.According to rotor mounting bracket of the present utility model, vibration and the noise of motor can be reduced.
Description
Technical field
Technical field of motors is the utility model is related to, in particular to a kind of rotor mounting bracket, with described fixed
The motor shell component of rotor mounting bracket and the motor with the motor shell component.
Background technology
Pot motor is because with small volume, power density is high, can be joined directly together and can improve with high speed load
The advantages that drive system efficiency, therefore obtained good application in the field such as household electrical appliances and lathe.However, due to pot motor
Rotating speed be usually above 10,000 r/min, particularly some rotating speeds of micro-machines for being used for domestic vacuum cleaners can be up to 110,000 r/
Min, it is larger with noise so as to vibrate.
Utility model content
The utility model is intended at least solve one of technical problem present in prior art.Therefore, the utility model carries
Go out a kind of rotor mounting bracket, the rotor mounting bracket has the advantages of vibration and noise that can reduce motor.
The utility model also proposes a kind of motor shell component with the rotor mounting bracket.
The utility model also proposes a kind of motor with the motor shell component.
According to the rotor mounting bracket of the utility model first aspect embodiment, including：Rack body, the support sheet
Body is formation rotor bearing room at annular and center；Multiple positioning limbs, multiple positioning limbs are located at the outer of the rack body
There is the stator shaft orientation positioning being sequentially connected in peripheral wall surfaces and along the circumferential array of the rack body, each positioning limb
Face, stator radial positioning face and spigot surface, the spigot surface are obliquely installed fixed to guide relative to the stator radial positioning face
Son slides to the stator shaft orientation locating surface；At least one circumferentially positioned boss of stator, the circumferentially positioned boss of stator are located at institute
State on spigot surface.
According to the rotor mounting bracket of the utility model embodiment, the magnet ring between stator and rotor is preferably controlled
Eccentric and air gap uniformity, reduces mechanically and electrically magnetic noise, so as to reduce the vibration of motor, reduces the noise of motor,
And then improve the performance of motor.
In addition, technical characteristic additional as follows is also had according to the rotor mounting bracket of the utility model embodiment：
According to some embodiments of the utility model, axle of the stator shaft orientation locating surface perpendicular to the rack body
Axial direction to, the stator radial positioning face parallel to the rack body, the spigot surface is from the stator radial positioning face
Prolong along the axial direction of the rack body to the direction away from the rack body and along being radially outwardly sloping for the rack body
Stretch.
According to some embodiments of the utility model, axial direction of the circumferentially positioned boss of stator along the rack body is prolonged
Stretch and both ends of the surface are each parallel to the stator shaft orientation locating surface.
According to some embodiments of the utility model, the circumferentially positioned boss of stator is in the circumference of the rack body
Positioned at the middle of the spigot surface.
According to some embodiments of the utility model, the spigot surface is plane, and the stator radial positioning face is along institute
State the arc-shaped surface of the circumferential bending of rack body.
According to some embodiments of the utility model, the stator shaft orientation locating surface is provided with glue groove.
According to some embodiments of the utility model, the circumferentially positioned boss of stator is multiple and be respectively provided at multiple institutes
State on spigot surface.
According to some embodiments of the utility model, the positioning limb includes：Radial extension, the radial extension are set
On the periphery wall of the rack body and radially extending along the rack body, the stator shaft orientation locating surface are formed
In the radial extension；Axially-extending portion, the axially-extending portion are connected with the radial extension and along the support sheets
Body it is axially extending, the stator radial positioning face and the spigot surface are formed in the axially-extending portion.
Advantageously, the radial extension be provided with along the axially projecting of the rack body and with the axially-extending portion
Connected axial boss, the stator shaft orientation locating surface are formed in the axial boss.
According to some embodiments of the utility model, multiple positioning limbs connect into the circumference of the rack body
One.
According to the motor shell component of the utility model second aspect embodiment, including：Shell；According to the utility model first
Rotor mounting bracket described in aspect embodiment, the rotor mounting bracket is located in the shell and central axis and institute
The central axis for stating shell overlaps, and multiple positioning limbs coordinate on the inner circumferential wall of the shell.
According to the motor shell component of the utility model embodiment, by using rotor mounting bracket as described above, compared with
Magnet ring bias and the air gap uniformity between stator and rotor are controlled well, mechanically and electrically magnetic noise are reduced, so as to reduce
The vibration of motor, reduces the noise of motor, and then improve the performance of motor.
According to some embodiments of the utility model, the rotor mounting bracket is integrally formed with the shell.
According to the motor of the utility model third aspect embodiment, including：According to the utility model second aspect embodiment
Described motor shell component；Stator, the stator are assemblied in the motor shell component, and the end face of the stator coordinates described
On stator shaft orientation locating surface, the periphery wall of the stator coordinates on the stator radial positioning face, the periphery of the stator
Wall is provided with for circumferential with the stator when the spigot surface guides the stator to slide to the stator shaft orientation locating surface
The axially position groove that positioning boss coordinates；Rotor, the rotor are assemblied on the bearing in the rotor bearing room.
According to the motor of the utility model embodiment, by using motor shell component as described above, stator and rotor it
Between magnet ring it is eccentric and air gap uniformity can be controlled preferably, mechanically and electrically magnetic noise is relatively low, so as to the vibration of motor
It is smaller, noise is relatively low, and then the performance of motor is higher.
According to some embodiments of the utility model, the stator is interference fitted with the stator radial positioning face；Or institute
State stator and the stator radial positioning face interference fits；Or the stator coordinates with the stator radial positioning face gap, and
Gap between the stator and the stator radial positioning face is not more than 0.1mm.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Fig. 1 is the stereogram according to the motor shell component of the utility model embodiment；
Fig. 2 is the enlarged diagram in the A portions that Fig. 1 centre circles show；
Fig. 3 is the structural representation according to the motor of the utility model embodiment；
Fig. 4 is the structural representation according to the motor of the utility model embodiment.
Reference：
Motor 1,
Motor shell component 10, stator 20, axially position groove 21,
Rotor mounting bracket 100, stator shaft orientation locating surface 101, stator radial positioning face 102, spigot surface 103, glue groove
104, positioning hole 105,
Rack body 110, rotor bearing room 111,
Positioning limb 120, radial extension 121, axially-extending portion 122, axial boss 123,
The circumferentially positioned boss 130 of stator,
Shell 200.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
Below with reference to the accompanying drawings rotor mounting bracket 100 according to the utility model first aspect embodiment is described, this is fixed
Rotor mounting bracket 100 has the advantages of vibration and noise that can reduce motor.
As Figure 1-Figure 4, according to the rotor mounting bracket 100 of the utility model embodiment, including rack body
110th, multiple positioning limbs 120 and the circumferentially positioned boss 130 of at least one stator.
Specifically, rack body 110 is annular, and rotor bearing room 111 is formed at the center of rack body 110.It is more
Individual positioning limb 120 is located on the periphery wall of rack body 110, and multiple positioning limbs 120 are arranged along the circumference of rack body 110
Row, each limb 120 that positions have stator shaft orientation locating surface 101, stator radial positioning face 102 and the spigot surface 103 being sequentially connected,
Spigot surface 103 is obliquely installed relative to stator radial positioning face 102, to guide stator to slide to stator shaft orientation locating surface 101.Stator
Circumferentially positioned boss 130 is located on spigot surface 103, and the periphery wall boss 130 circumferentially positioned with stator of stator coordinates, so as to
To guide stator smoothly to slide, and it is circumferentially positioned to stator progress, prevent stator rotation.
Wherein, stator shaft orientation locating surface 101 is used to carry out axially position to stator, for example, can be positioned in stator shaft orientation
Glue groove 104 is set on face 101, and the end face of stator is adhesive on the stator shaft orientation locating surface 101；Or can be in stator axis
Screwed hole is opened up on to locating surface 101, stator is fixed on stator shaft orientation locating surface 101 using bolt.Stator radial positioning
Face 102 is used to carry out radial positioning to stator, for example, stator radial positioning face 102 is coaxially disposed with stator, and stator and stator
The hot jacket of radial positioning face 102 together, realizes the interference fit between stator and stator radial positioning face 102；Certainly, stator footpath
To between locating surface 102 and stator interference fits or gap can also be used to coordinate.
In summary, according to the rotor mounting bracket 100 of the utility model embodiment, stator can effectively be controlled fixed
Son radially, axially with the position in circumference, so, can preferably control magnet ring between stator and rotor eccentric and air gap
Uniformity, mechanically and electrically magnetic noise is reduced, so as to reduce the vibration of motor, reduce the noise of motor, and then improve the property of motor
Energy.
According to some embodiments of the utility model, as shown in Figure 3 and Figure 4, stator shaft orientation locating surface 101 is perpendicular to support
The axial direction (above-below direction shown in figure) of body 110, stator radial positioning face 102 parallel to rack body 110 axial direction,
That is, stator shaft orientation locating surface 101 is parallel to horizontal plane, and stator radial positioning face 102 is parallel to vertical plane.Spigot surface 103 is from calmly
Sub- radial positioning face 102 is along rack body 110 axially to the direction away from rack body 110 and along the footpath of rack body 110
To outward-dipping extension.In other words, spigot surface 103 upwardly and outwardly tilts extension from stator radial positioning face 102.In this way,
Stator inwardly and downwardly slips into rack body 110 under the guiding of spigot surface 103 and coordinated on stator shaft orientation locating surface 101.
According to some embodiments of the utility model, as depicted in figs. 1 and 2, stator radial positioning face 102 is along support sheet
The arc-shaped surface of the circumferential bending of body 110, so that the periphery paste on wall that stator radial positioning face 102 can preferably with stator
Close, the radial positioning of stator is relatively reliable.
Advantageously, as depicted in figs. 1 and 2, circumferentially extending of the spigot surface 103 along rack body 110, it is fixed so as to guide
Son is smooth, smoothly slides on stator shaft orientation locating surface 101.Preferably, as Figure 1-Figure 4, spigot surface 103 is plane, from
And the slip of stator is more steady, smooth.
In some specific embodiments of the present utility model, as Figure 1-Figure 4, the circumferentially positioned boss 130 of stator is along branch
Frame body 110 it is axially extending, and the both ends of the surface of the circumferentially positioned boss 130 of stator are each parallel to stator shaft orientation locating surface 101.
That is, the circumferentially positioned boss 130 of stator is vertically extending, and the upper surface of the circumferentially positioned boss 130 of stator and lower surface are equal
Parallel to horizontal plane, consequently facilitating stator smoothly slides to stator shaft orientation locating surface 101 under the guiding of spigot surface 103, and it is easy to
Stator is assembled to stator shaft orientation locating surface 101 from top to bottom.
According to some embodiments of the utility model, as depicted in figs. 1 and 2, the circumferentially positioned boss 130 of stator is in support sheet
It is located at the middle of spigot surface 103, so as to facilitate stator to be directed at the circumferentially positioned boss 130 of stator, stator in the circumference of body 110
Installation positioning is relatively reliable.
In some embodiments of the utility model, the circumferentially positioned boss 130 of stator can be multiple, and multiple stators are all
Be respectively provided to positioning boss 130 on multiple spigot surfaces 103, so, stator it is circumferentially positioned relatively reliable.
According to some embodiments of the utility model, as Figure 1-Figure 4, each limb 120 that positions includes radial extension
121 and axially-extending portion 122.Radial extension 121 is located on the periphery wall of rack body 110, and the edge of radial extension 121
Rack body 110 is radially extended, and stator shaft orientation locating surface 101 is formed in radial extension 121.Axially-extending portion 122 with
Radial extension 121 is connected, and axially-extending portion 122 is along the axially extending of rack body 110, the He of stator radial positioning face 102
Spigot surface 103 is formed in axially-extending portion 122.
Advantageously, as Figure 1-Figure 4, radial extension 121 is provided with axial boss 123, and axial boss 123 is along support
Body 110 it is axially projecting, and axial boss 123 is connected with axially-extending portion 122, and stator shaft orientation locating surface 101 is formed in axle
To on boss 123.
According to some embodiments of the utility model, as Figure 1-Figure 4, multiple positioning limbs 120 are in rack body 110
Linked into an integrated entity in circumference, so as to facilitate machine-shaping, and structural reliability is higher.Here, it is four and along branch to position limb 120
Frame body 110 is provided at circumferentially spaced.Certainly, it can also be three to position limb 120, and the utility model is not construed as limiting to this.
In some specific examples of the present utility model, as Figure 1-Figure 4, positioning limb 120 is provided with positioning hole 105,
So as to which the parts such as impeller assembly are attached in rotor mounting bracket 100.
As Figure 1-Figure 4, according to the motor shell component 10 of the utility model second aspect embodiment, including shell 200
With the rotor mounting bracket 100 according to the utility model first aspect embodiment.
Specifically, rotor mounting bracket 100 is located in shell 200, and the central axis of rotor mounting bracket 100
Overlapped with the central axis of shell 200, multiple positioning limbs 120 coordinate on the inner circumferential wall of shell 200.Alternatively, Duo Geding
The gluing connection of inner circumferential wall of position limb 120 and shell 200, so as to easy to assembly.Advantageously, rotor mounting bracket 100 with it is outer
Shell 200 is integrally formed, and so as to which machine-shaping is convenient, simplifies assembling process, structural reliability is good.
In some embodiments of the utility model, as Figure 1-Figure 4, spigot surface 103 is obliquely installed along shell 200,
That is, the upper edge of spigot surface 103 overlaps with the inner edge of shell 200, consequently facilitating stator is fixed and positioned.Preferably, it is fixed
The central axis in sub- radial positioning face 102, the central axis of stator overlap with the central axis of shell 200, so as to stator and turn
Air gap uniformity between son is more preferable.
According to the motor shell component 10 of the utility model embodiment, by using rotor mounting bracket as described above
100, magnet ring bias and air gap uniformity between stator and rotor are preferably controlled, reduces mechanically and electrically magnetic noise, from
And the vibration of motor is reduced, the noise of motor is reduced, and then improve the performance of motor.
As Figure 1-Figure 4, according to the motor 1 of the utility model third aspect embodiment, including according to the utility model
Motor shell component 10, stator 20 and rotor (not shown) described in second aspect embodiment.
Specifically, stator 20 is assemblied in motor shell component 10, and the end face of stator 20 coordinates in stator shaft orientation locating surface
On 101, the periphery wall of stator 20 coordinates on stator radial positioning face 102, and the periphery wall of stator 20, which is provided with, axially to be determined
Position groove 21, when spigot surface 103 guides stator 20 to slide to stator shaft orientation locating surface 101, axially position groove 21 is circumferentially fixed with stator
Position boss 130 coordinates.Rotor is assemblied in the bearing (not shown) in rotor bearing room 111.
Wherein, stator 20 is interference fitted with stator radial positioning face 102, for example, stator 20 and stator radial positioning face 102
Hot jacket is together；Or stator 20 and the interference fits of stator radial positioning face 102；Or stator 20 and stator radial positioning face
102 gaps coordinate, and the gap between stator 20 and stator radial positioning face 102 is not more than 0.1mm.
According to the motor 1 of the utility model embodiment, by using motor shell component 10 as described above, stator 20 is with turning
Magnet ring between son is eccentric and air gap uniformity can be controlled preferably, and mechanically and electrically magnetic noise is relatively low, so as to motor 1
Vibration is smaller, noise is relatively low, and then the performance of motor 1 is higher.
According to the motor 1 of the utility model embodiment other form and operate for those of ordinary skill in the art and
Speech is all known, is not detailed herein.
In description of the present utility model, it is to be understood that term " " center ", " on ", " under ", " vertical ", " level ",
The orientation or position relationship of the instruction such as " interior ", " outer ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings or position
Relation is put, description the utility model is for only for ease of and simplifies description, rather than indicate or imply signified device or element
There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.This
Outside, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance or implicit finger
The quantity of bright indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or implicitly include
One or more this feature.In description of the present utility model, unless otherwise indicated, " multiple " are meant that two or two
More than individual.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " specific embodiment ", " can
Select embodiment ", the description of " example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment or example of the present utility model.In this manual, to above-mentioned art
The schematic representation of language is not necessarily referring to identical embodiment or example.Moreover, description specific features, structure, material or
Person's feature can combine in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (14)
- A kind of 1. rotor mounting bracket, it is characterised in that including：Rack body, the rack body are formation rotor bearing room at annular and center；Multiple positioning limbs, multiple positioning limbs were located on the periphery wall of the rack body and along the week of the rack body To arrangement, each positioning limb has stator shaft orientation locating surface, stator radial positioning face and the spigot surface being sequentially connected, described Spigot surface is obliquely installed relative to the stator radial positioning face to guide stator to slide to the stator shaft orientation locating surface；At least one circumferentially positioned boss of stator, the circumferentially positioned boss of stator are located on the spigot surface.
- 2. rotor mounting bracket according to claim 1, it is characterised in that the stator shaft orientation locating surface is perpendicular to institute State the axial direction of rack body, the stator radial positioning face is parallel to the axial direction of the rack body, and the spigot surface is from described Stator radial positioning face is along the rack body axially to the direction away from the rack body and along the rack body It is radially outwardly sloping extension.
- 3. rotor mounting bracket according to claim 1, it is characterised in that the circumferentially positioned boss of stator is described in The axially extending and both ends of the surface of rack body are each parallel to the stator shaft orientation locating surface.
- 4. rotor mounting bracket according to claim 1, it is characterised in that the circumferentially positioned boss of stator is described It is located at the middle of the spigot surface in the circumference of rack body.
- 5. rotor mounting bracket according to claim 1, it is characterised in that the spigot surface is plane, the stator Radial positioning face is the arc-shaped surface along the circumferential bending of the rack body.
- 6. rotor mounting bracket according to claim 1, it is characterised in that the stator shaft orientation locating surface is provided with glue Groove.
- 7. the rotor mounting bracket according to any one of claim 1-6, it is characterised in that the stator is circumferentially positioned Boss is multiple and is respectively provided on multiple spigot surfaces.
- 8. the rotor mounting bracket according to any one of claim 1-6, it is characterised in that the positioning limb includes：Radial extension, the radial extension are located on the periphery wall of the rack body and along the footpaths of the rack body To extension, the stator shaft orientation locating surface is formed in the radial extension；Axially-extending portion, the axially-extending portion are connected with the radial extension and along the axially extending of the rack body, The stator radial positioning face and the spigot surface are formed in the axially-extending portion.
- 9. rotor mounting bracket according to claim 8, it is characterised in that the radial extension is provided with along described Rack body axially projecting and the axial boss being connected with the axially-extending portion, the stator shaft orientation locating surface are formed in institute State in axial boss.
- 10. the rotor mounting bracket according to any one of claim 1-6, it is characterised in that multiple positioning limbs Linked into an integrated entity in the circumference of the rack body.
- A kind of 11. motor shell component, it is characterised in that including：Shell；Rotor mounting bracket according to any one of claim 1-10, the rotor mounting bracket are located at described outer In shell and central axis overlaps with the central axis of the shell, and multiple positioning limbs coordinate the inner circumferential wall in the shell On.
- 12. motor shell component according to claim 11, it is characterised in that the rotor mounting bracket and the shell It is integrally formed.
- A kind of 13. motor, it is characterised in that including：Motor shell component according to claim 11 or 12；Stator, the stator are assemblied in the motor shell component, and the end face of the stator coordinates to be positioned in the stator shaft orientation On face, the periphery wall of the stator coordinates on the stator radial positioning face, and the periphery wall of the stator, which is provided with, to be used In the boss cooperation circumferentially positioned with the stator when the spigot surface guides the stator to slide to the stator shaft orientation locating surface Axially position groove；Rotor, the rotor are assemblied on the bearing in the rotor bearing room.
- 14. motor according to claim 13, it is characterised in that the stator is matched somebody with somebody with the stator radial positioning face interference Close；OrThe stator and the stator radial positioning face interference fits；OrThe stator coordinates with the stator radial positioning face gap, and between the stator and the stator radial positioning face Gap is not more than 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720478200.7U CN206685989U (en) | 2017-04-28 | 2017-04-28 | Rotor mounting bracket, motor shell component and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720478200.7U CN206685989U (en) | 2017-04-28 | 2017-04-28 | Rotor mounting bracket, motor shell component and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206685989U true CN206685989U (en) | 2017-11-28 |
Family
ID=60406854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720478200.7U Active CN206685989U (en) | 2017-04-28 | 2017-04-28 | Rotor mounting bracket, motor shell component and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206685989U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108988524A (en) * | 2018-09-21 | 2018-12-11 | 珠海格力节能环保制冷技术研究中心有限公司 | The mounting structure and compressor of motor in a kind of compressor |
| CN110138125A (en) * | 2018-02-09 | 2019-08-16 | 建准电机工业股份有限公司 | Motor and its motor shell |
-
2017
- 2017-04-28 CN CN201720478200.7U patent/CN206685989U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110138125A (en) * | 2018-02-09 | 2019-08-16 | 建准电机工业股份有限公司 | Motor and its motor shell |
| CN110138125B (en) * | 2018-02-09 | 2020-08-28 | 建准电机工业股份有限公司 | Motor and motor shell thereof |
| CN108988524A (en) * | 2018-09-21 | 2018-12-11 | 珠海格力节能环保制冷技术研究中心有限公司 | The mounting structure and compressor of motor in a kind of compressor |
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